/*

* Copyright (c) 2003-2005 Nokia Corporation and/or its subsidiary(-ies). 

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:  Dialog for selecting smile icon.

*

*/

#ifndef CCASMILEICONDIALOG_H

#define CCASMILEICONDIALOG_H

// INCLUDES

#include "mcatapeventobserver.h"

#include <AknDialog.h>

#include <aknlists.h>

// FORWARD DECLARATIONS

class CGulIcon;

// CLASS DECLARATION

/**

* CCASmileIconDialog

*

* Dialog for selecting smile icon.

*/

class CCASmileIconDialog : public CAknDialog,

            public MCATapEventObserver

    {

    public:  // Constructors and destructor

        /**

        * Two-phased constructor.

        * @param aIconArray      : Reference to smile icon array.

        * @param aSelectedIconId : For getting selected bitmap number.

        */

        static CCASmileIconDialog* NewL(

            const RPointerArray<CGulIcon>& aIconArray,

            TInt& aSelectedIconId );

        /**

        * Destructor.

        */

        virtual ~CCASmileIconDialog();

    private:  // New functions

        /**

        * C++ constructor.

        */

        CCASmileIconDialog( const RPointerArray<CGulIcon>& aIconArray,

                            TInt& aSelectedIconId );

    private: // Functions from base classes

        /**

        * From CEikDialog : Handle key events.

        */

        TKeyResponse OfferKeyEventL(

            const TKeyEvent& aKeyEvent, TEventCode aType );

        /**

        * From CEikDialog : Prepare for opening dialog.

        */

        void HandleResourceChange( TInt aType );

        /**

        * From CEikDialog : Handle CBA-keys.

        */

        TBool OkToExitL( TInt aButtonId );

        /**

        * From CEikDialog : Prepare for opening dialog.

        */

        void PreLayoutDynInitL();

        /**

        * From CCoeControl : Control size is set.

        */

        void SetSizeAndPosition( const TSize& aSize );

        /**

        * From CCoeControl : Create custom control.

        */

        SEikControlInfo CreateCustomControlL( TInt aControlType );

        /**

        * From CCoeControl : Event handler

        */

        void HandleDialogPageEventL( TInt aEventID );

        /**

        * Check if dialog is suitable for Smile Icon.

        * @param aDialogRect Dialog inside which smile are shown.

        * @param aRect Rectangle for top left smile icon.

        * @return ViewableArea if all smile can fit in viewable area other wise return 0.

        */

        TInt CheckDialog( TAknLayoutRect aDialogRect, TRect aRect );

    private: // From MCATapEventObserver

        void HandleTapEventL( TTapEvent aEvent, TUint aControlId );

    private: // helpers

        /**

        * Set dialog layout.

        */

        void SetLayout();

        /**

        * Calculates variety used for popup_grid_graphic_window

        * according to rows in grid.

        * @return Variety value.

        */

        TInt CalculatePopupVariety();

    private:

        // Reference to smile icon array.

        const RPointerArray<CGulIcon>& iIconArray;

        // Selected icon id reference.

        TInt&  iIconId;

        // Has user selected a smiley with pen

        TBool iSmileyPointed;

        // Whether the layout is mirrored or not.

        TBool iIsMirrored;

    };

#endif  // CCASMILEICONDIALOG_H